Matter
Ions and Ionic Compounds
How Much
Atoms
The Periodic Table
100
The smallest unit of any type of matter.
What is an element.
100
An atom or group of atoms with a charge.
What is an ion.
100
The unit for measuring the amount of a substance.
What is a mole.
100
The neutral particles in an atom.
What is a neutron.
100
The most reactive elements on the periodic table.
What are alkali metals.
200
The smallest amount of any element.
What is an atom.
200
A positive ion.
What is a cation.
200
One mole is equil to how many particles.
What is 6.02 X 10^23.
200
Protons and neutron combine to form this.
What is the nucleus.
200
The atomic number tells how many of these particles are in an atom.
What are protons.
300
Different elements combine to form this.
What is a compound.
300
Combining 2 elements
What is binary.
300
Whose number is 6.02 X 10^23.
Who is Avagadro or G.
300
The negatively charged particles of an atom.
What is an electron.
300
The least reactive elements on the periodic table.
What are the Noble Gasses.
400
A change in a substance that causes one or mor other substances to be formed.
What is a chemical change.
400
A compound of 2 or more elements that is bonded together by sharing electrons.
What is a molecular compound.
400
The average mass of an atom of an element.
What is atomic mass.
400
The mass of an atom is measured in this.
What is atomic mass units.
400
Group 17 has this number of valance electrons.
What is 7.
500
In this state of matter atoms at tightly packed and vibrating.
What is a solid.
500
A chemical formula for an ionic compound.
What is a formula unit.
500
The mass in grams of 1 mole of a substance.
What is molar mass.
500
Electrons that can be shared to for compounds.
What are valence electrons.
500
The elements in column 2.
What are alkali earth metals.
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